package com.example.Vehcile;

public class Demo {
    public static void main(String[] args) {
              Shape s1 = new Shape("正方形",5,5);
              s1.C();
              s1.S();

        System.out.println("------------");
              Shape s2 = new Shape("长方形",4,6);
              s2.C();
              s2.S();

    }
}
